Doctor profile · Federal record

Dr. Michael Diiorio, MD

Rheumatology Physician (CMS: Rheumatology) · Student in an Organized Health Care Education/Training Program · Boston, MA

  • NPI 1598224859
  • Accepts Medicare
  • 7 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
60 Fenwood RD
Boston, MA 021156128
(617) 732-5500
Additional location
250 Pond St
Braintree, MA 021845351
(178) 134-8250

Credentials & registration

NPPES · NUCC
NPI registered
March 2019 — 7 yrs on file
Profile last updated
June 10, 2024
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207RR0500X — NUCC code
State license (1)
Massachusetts #1015338

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1598224859. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$216
Transactions
10
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 8 $155.89
Janssen Biotech, INC. 2 $60.43

By nature of payment

Food and Beverage
$216

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
202
Patients
25
Total drug cost
$5,094
Drug Type Claims Patients Total cost
Prednisone Generic 104 25 $940
Methotrexate (Methotrexate Sodium) Brand 26 0 $1,891
Allopurinol Generic 21 0 $141
Hydroxychloroquine Sulfate Generic 15 0 $615
Diclofenac Sodium Generic 13 0 $749
Celecoxib Generic 12 0 $245
Colchicine Generic 11 0 $513

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Diiorio's medical specialty?
Dr. Michael Diiorio practices Rheumatology Physician in Boston, MA.
Where does Dr. Michael Diiorio practice?
Dr. Michael Diiorio practices at 60 Fenwood RD, Boston, MA 021156128. Office phone: 6177325500.
What is Dr. Michael Diiorio's NPI?
Dr. Michael Diiorio's National Provider Identifier (NPI) is 1598224859, issued by NPPES.
Does Dr. Michael Diiorio accept Medicare assignment?
Yes. Dr. Michael Diiorio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.